import React, { Component } from 'react'

class Counter extends Component {
  render() {
    return (
      <div className="counter">
        <div className="header">
          <h1>counter</h1>
        </div>
        <div>当前数量：100</div>
        <button>加10</button>
        <button>减5</button>
      </div>
    )
  }
}
export default Counter
